Home / 25,643.94-38,436.75-10,843.62

Finding the Fourth Proportional to 25,643.94, 38,436.75 and 10,843.62

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Solution

The fourth proportional to 25,643.94, 38,436.75 and 10,843.62 is: 16,253.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,643.94 : 38,436.75 = 10,843.62 : x
  2. Step 2: Convert to fraction form
    25,643.94/38,436.75 = 10,843.62/x
  3. Step 3: Cross multiply
    25,643.94x = 38,436.75 × 10,843.62
  4. Step 4: Simplify right side
    25,643.94x = 416,793,511.04
  5. Step 5: Solve for x
    x = 416,793,511.04/25,643.94
  6. Step 6: Final answer
    x = 16,253.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.